function ext_msg_box_err(action){
	var resJson = action.response.responseText;
	var resO = eval("("+resJson+")");
	Ext.MessageBox.show({
		title:'错误',
		msg:resO.message,
		buttons : Ext.MessageBox.OK,
		icon : Ext.MessageBox.ERROR
	});
	//回调函数
}
function ext_msg_box_suc(action){
	var resJson = action.response.responseText;
	var resO = eval("("+resJson+")");
	Ext.MessageBox.show({
		title:'消息',
		msg:resO.message,
		buttons : Ext.MessageBox.OK,
		icon : Ext.MessageBox.ERROR
	});
}
function ext_msg_alert(action){
	var resJson = action.response.responseText;
	var resO = eval("("+resJson+")");
	Ext.Msg.alert('消息',resO.message);
}